Used 70 liter (18 gallon) Precision reactor, 316L stainless steel construction, approximately 18" diameter x 18" straight side, hinged dish top, dish bottom, rated 50 psi and full vacuum at 392 F internal, 304L stainless steel jacket rated 173 psi at 392 F, (1) 3", (2) 2", (1) 2.5" and (3) 1.5" top nozzles, top mounted .09 hp Lightnin agitator, .75" side nozzle, 1" center bottom outlet, on wheels, serial# 1375-3, national board# 6375, built 1996.